Phenom II X4 975 BE vs Core 2 Duo L7700

Primary details

Comparing Core 2 Duo L7700 and Phenom II X4 975 BE processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking3026not rated
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesCore 2 Duono data
Power efficiency2.11no data
Architecture codenameMerom (2006−2008)Deneb (2009−2011)
Release dateno data4 January 2011 (13 years ago)

Detailed specifications

Core 2 Duo L7700 and Phenom II X4 975 BE basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores2 (Dual-core)4 (Quad-Core)
Threads24
Base clock speed1.8 GHz3.6 GHz
Boost clock speed1.8 GHz3.6 GHz
Bus rate800 MHzno data
L1 cacheno data128 KB (per core)
L2 cacheno data512 KB (per core)
L3 cache4 MB L2 Cache6 MB (shared)
Chip lithography65 nm45 nm
Die sizeno data258 mm2
Maximum core temperature100 °Cno data
Number of transistorsno data758 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier-+
VID voltage range0.9V-1.2Vno data

Compatibility

Information on Core 2 Duo L7700 and Phenom II X4 975 BE compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configurationno data1
Socketno dataAM3
Power consumption (TDP)17 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo L7700 and Phenom II X4 975 BE. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology-no data
Hyper-Threading Technology-no data
Demand Based Switching-no data
FSB parity-no data

Security technologies

Core 2 Duo L7700 and Phenom II X4 975 BE technologies aimed at improving security, for example, by protecting against hacks.

TXT-no data
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo L7700 and Phenom II X4 975 BE are enumerated here.

AMD-V-+
VT-x+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo L7700 and Phenom II X4 975 BE. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR3

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo L7700 and Phenom II X4 975 BE.

PCIe versionno data2.0

Pros & cons summary


Physical cores 2 4
Threads 2 4
Chip lithography 65 nm 45 nm
Power consumption (TDP) 17 Watt 125 Watt

Core 2 Duo L7700 has 635.3% lower power consumption.

Phenom II X4 975 BE, on the other hand, has 100% more physical cores and 100% more threads, and a 44.4% more advanced lithography process.

We couldn't decide between Core 2 Duo L7700 and Phenom II X4 975 BE. We've got no test results to judge.

Be aware that Core 2 Duo L7700 is a notebook processor while Phenom II X4 975 BE is a desktop one.


Should you still have questions on choice between Core 2 Duo L7700 and Phenom II X4 975 BE, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core 2 Duo L7700
Core 2 Duo L7700
AMD Phenom II X4 975 BE
Phenom II X4 975 BE

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


No user ratings yet.

Rate Core 2 Duo L7700 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.9 56 votes

Rate Phenom II X4 975 BE on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core 2 Duo L7700 or Phenom II X4 975 BE, agree or disagree with our judgements, or report an error or mismatch.